Green Flow Solution logo
Schedule Service

Evaporator coil

Back to Johnson Controls products

Johnson Controls Evaporator coil CTF48C5CFS1

Schedule Service Check Availability
Johnson Controls Johnson Controls AHRI Indoor - CTF cased upflow/downflow aluminum indoor coil Evaporator coil Repair, maintenance, and replacement planning
Johnson Controls CTF48C5CFS1 product image

Technical Specifications

Product Specs

  • AHRI unit role: Indoor
  • AHRI model/pattern: CTF48C5CFS1
  • AHRI records represented: 119
  • AHRI equipment type: Central HP
  • AHRI tonnage: 2.85
  • AHRI refrigerant: R-454B
  • Verified catalog model: CTF48C5CFS1
  • Verified product family: CTF cased upflow/downflow aluminum indoor coil
  • Verified catalog brand: Johnson Controls
  • Verified model family: CTF
  • AHRI indoor model/pattern: CTF48C5CFS1
  • Nominal capacity: 4 ton
  • Nominal cooling capacity: 48,000 BTU nominal cooling capacity
  • Configuration: Upflow/downflow
  • Coil type: full-cased MaxAlloy aluminum indoor coil
  • Metering device: TXV matched to outdoor component
  • Refrigerant: R-454B low-GWP compatible family
  • Published model dimension reference: 27Hx21Wx21.5D
  • Cabinet code: C
  • Slab code: F
  • Brand family page: https://www.yorknow.com/ctf48c5cfs1.html
  • YorkNow model reference: https://www.yorknow.com/ctf48c5cfs1.html
  • Technical guide: https://www.yorknow.com/pub/media/documentation/ctm_techguide.pdf

Useful troubleshooting details

  • Confirm the installed model and serial number, matched indoor or outdoor equipment, voltage, refrigerant, controls, and AHRI certificate before service or replacement planning.
  • Use the linked AHRI certificates to verify matched-system combinations, rebate conversations, and equipment eligibility before quoting replacement work.
  • Collect photos of the nameplate, equipment access, recent fault history, and comfort symptoms before dispatch or proposal planning.

Certification match

AHRI certificates

View All
Eligible Central HP <5.4 tons

AHRI 214396487

AHRI 214396487 identifies a Mass Save qualified Central HP <5.4 tons from JOHNSON CONTROLS with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396502

AHRI 214396502 identifies a Mass Save qualified Central HP <5.4 tons from JOHNSON CONTROLS with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396507

AHRI 214396507 identifies a Mass Save qualified Central HP <5.4 tons from JOHNSON CONTROLS with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396784

AHRI 214396784 identifies a Mass Save qualified Central HP <5.4 tons from JOHNSON CONTROLS with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396935

AHRI 214396935 identifies a Mass Save qualified Central HP <5.4 tons from JOHNSON CONTROLS with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396940

AHRI 214396940 identifies a Mass Save qualified Central HP <5.4 tons from JOHNSON CONTROLS with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396950

AHRI 214396950 identifies a Mass Save qualified Central HP <5.4 tons from JOHNSON CONTROLS with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396955

AHRI 214396955 identifies a Mass Save qualified Central HP <5.4 tons from JOHNSON CONTROLS with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396970

AHRI 214396970 identifies a Mass Save qualified Central HP <5.4 tons from JOHNSON CONTROLS with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Eligible Central HP <5.4 tons

AHRI 214396975

AHRI 214396975 identifies a Mass Save qualified Central HP <5.4 tons from JOHNSON CONTROLS with outdoor unit HH836E2S11 and indoor unit CTF48C5CFS1.
Loading more

Service planning

How GreenFlow handles CTF48C5CFS1 requests

1

Identify the equipment

Confirm the model or series name, serial number if available, photos, and whether the unit is roof, exterior, basement, or mechanical-room equipment.

2

Describe the service issue

Share no heat, no cooling, weak airflow, error codes, alarms, leaks, noise, control problems, or comfort complaints.

3

Review access and history

Include access notes, tenant or business-hour constraints, filter status, recent repairs, and maintenance records when available.

4

Plan the next step

GreenFlow can route the request for diagnostics, repair planning, maintenance, replacement scope, or related system upgrades.

Additional Services

Brands We Service

Popular cities

Service Areas

Our Happy Customers

Anna F.

They showed up within an hour of me making the call on a Sunday. They fixed our system and taught us how to replace the fuse in the future. We would definitely call again.

Ray

Just had a service call because my tankless water heater stopped working with E110 code. Andrey located the root cause real quick and fixed the issue within half an hour, also gave reasonable recommendations for further maintenance.

Anna G.

They quickly identified the issue with the heating system and fixed it efficiently. He explained everything clearly and made sure I understood what was going on. Very professional and reliable, extremely satisfied with the service.

Melissa S.

The repair person came quickly and was super efficient and polite, and showed me what to do next time. He gave my dog a quick pay and was off again.

View All